KR890009685U - 여파기 - Google Patents

여파기

Info

Publication number
KR890009685U
KR890009685U KR2019870018581U KR870018581U KR890009685U KR 890009685 U KR890009685 U KR 890009685U KR 2019870018581 U KR2019870018581 U KR 2019870018581U KR 870018581 U KR870018581 U KR 870018581U KR 890009685 U KR890009685 U KR 890009685U
Authority
KR
South Korea
Prior art keywords
filter
Prior art date
Application number
KR2019870018581U
Other languages
English (en)
Other versions
KR900009968Y1 (ko
Inventor
안종한
Original Assignee
안종한
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 안종한 filed Critical 안종한
Priority to KR2019870018581U priority Critical patent/KR900009968Y1/ko
Publication of KR890009685U publication Critical patent/KR890009685U/ko
Application granted granted Critical
Publication of KR900009968Y1 publication Critical patent/KR900009968Y1/ko

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/212—Frequency-selective devices, e.g. filters suppressing or attenuating harmonic frequencies
KR2019870018581U 1987-10-31 1987-10-31 여파기 KR900009968Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870018581U KR900009968Y1 (ko) 1987-10-31 1987-10-31 여파기

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870018581U KR900009968Y1 (ko) 1987-10-31 1987-10-31 여파기

Publications (2)

Publication Number Publication Date
KR890009685U true KR890009685U (ko) 1989-05-31
KR900009968Y1 KR900009968Y1 (ko) 1990-10-22

Family

ID=19269018

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870018581U KR900009968Y1 (ko) 1987-10-31 1987-10-31 여파기

Country Status (1)

Country Link
KR (1) KR900009968Y1 (ko)

Also Published As

Publication number Publication date
KR900009968Y1 (ko) 1990-10-22

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19930330

Year of fee payment: 6

LAPS Lapse due to unpaid annual fee